topic Re: ArcGIS Server 9.3.1 and JavaScript API 2.3 in ArcGIS JavaScript Maps SDK Questions https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/arcgis-server-9-3-1-and-javascript-api-2-3/m-p/289397#M26609 <HTML><HEAD></HEAD><BODY><SPAN>Yes, the JS API is backward compatible. The only caveat is that you cannot use JS API features that aren't supported by the release of ArcGIS Server you're using. For instance, you would be able to do any editing against your services. If you're just displaying and querying, you should be good to go.</SPAN><BR /><BR /><SPAN>I posted earlier this week about creating a Feature Layer using v2.3 of the JS API and a 9.31 service:&nbsp; </SPAN><A href="http://forums.arcgis.com/threads/32424-Attribute-field-names?p=109561#post109561">http://forums.arcgis.com/threads/32424-Attribute-field-names?p=109561#post109561</A></BODY></HTML> Wed, 15 Jun 2011 19:29:00 GMT derekswingley1 2011-06-15T19:29:00Z ArcGIS Server 9.3.1 and JavaScript API 2.3 https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/arcgis-server-9-3-1-and-javascript-api-2-3/m-p/289396#M26608 <HTML><HEAD></HEAD><BODY><SPAN>Can I use version 2.3 of the JavaScript API (specifically the compact build) to consume map services served out using ArcGIS Server 9.3.1?</SPAN></BODY></HTML> Wed, 15 Jun 2011 18:58:32 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/arcgis-server-9-3-1-and-javascript-api-2-3/m-p/289396#M26608 GadyPitaru 2011-06-15T18:58:32Z Re: ArcGIS Server 9.3.1 and JavaScript API 2.3 https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/arcgis-server-9-3-1-and-javascript-api-2-3/m-p/289397#M26609 <HTML><HEAD></HEAD><BODY><SPAN>Yes, the JS API is backward compatible. The only caveat is that you cannot use JS API features that aren't supported by the release of ArcGIS Server you're using. For instance, you would be able to do any editing against your services. If you're just displaying and querying, you should be good to go.</SPAN><BR /><BR /><SPAN>I posted earlier this week about creating a Feature Layer using v2.3 of the JS API and a 9.31 service:&nbsp; </SPAN><A href="http://forums.arcgis.com/threads/32424-Attribute-field-names?p=109561#post109561">http://forums.arcgis.com/threads/32424-Attribute-field-names?p=109561#post109561</A></BODY></HTML> Wed, 15 Jun 2011 19:29:00 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/arcgis-server-9-3-1-and-javascript-api-2-3/m-p/289397#M26609 derekswingley1 2011-06-15T19:29:00Z